Home / 909,882.14-1,364,983.84-310,702.92

Finding the Fourth Proportional to 909,882.14, 1,364,983.84 and 310,702.92

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Solution

The fourth proportional to 909,882.14, 1,364,983.84 and 310,702.92 is: 466,109.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,882.14 : 1,364,983.84 = 310,702.92 : x
  2. Step 2: Convert to fraction form
    909,882.14/1,364,983.84 = 310,702.92/x
  3. Step 3: Cross multiply
    909,882.14x = 1,364,983.84 × 310,702.92
  4. Step 4: Simplify right side
    909,882.14x = 424,104,464,840.81
  5. Step 5: Solve for x
    x = 424,104,464,840.81/909,882.14
  6. Step 6: Final answer
    x = 466,109.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.